Fast Food Consumption, Quality of Diet, and Obesity among Isfahanian Adolescent Girls

Table 4

Body mass index and waist circumference trend across fast food quartiles.

Variables	Quartiles of fast food intake				𝑃^1
	Q1	Q2	Q3	Q4
	[<51.8 g/week] 𝑛=35	[51.9–100.7 g/week] 𝑛=34	[100.8–214.9 g/week] 𝑛=36	[>215 g/week] 𝑛=35
Model 1^4
BMI^2	18.3±2.6^3	19.3±2.6	19.6±3.4	22.3±3.2	0.001
WC^2	64.2±7.2	68.7±9.2	68.9±8.3	74.2±9.5	0.001
Model 2^5
BMI	18.7±2.9	19.8±2.8	19.8±2.8	21.0±3.3	0.058
WC	65.7±8.8	69.6±8.5	69.3±8.4	71.4±9.9	0.103

¹𝑃 values are computed by multivariate analysis of variance [MANOVA].
²BMI: body mass index; WC: waist circumference.
³Values were presented as mean ± SD.
⁴Model 1: crude model.
⁵Model 2: energy-adjusted model.